Apple's iPhone 5s supplies appear to be improving, following significant supply constraints that have plagued the phone since its initial September 20 launch. In the Online Apple Store, iPhone 5s shipping estimates have decreased and all models and capacities, including gold, now shipping within one to two weeks in the United States, Canada, Europe, and Asia Pacific. Shortly after the launch of the iPhone 5s, shipping estimates for all colors and capacities slipped to 7 to 10 days and fell to a vague "October" timeline. In t